One of the most visited sites on Aegina is the church of Agios Nektarios (Saint Nectarios) and the monastery of Agia Triada (The Holy Trinity) that is located on a higher level overlooking the church. Agios Nektarios of Aegina (1846-1920), is one of the most widely known Greek Orthodox Saints. More information: https://www.aeginagreece.com/aegina-island/greece/agios-nektarios-church-monastery